Low density carbonized composite foams
US4992254A · kind A · utility
46Cited by
5References
17Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 7, 1989 |
| Grant date | Feb 12, 1991 |
| Priority date | — |
| Expiry date | Dec 7, 2009 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S521/918
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A carbonized composite foam having a density less than about 50 mg/cm.sup.3 and individual cell sizes no greater than about 1 .mu.m in diameter is described, and the process of making it.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.